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Part Number: 40494 (AC Type 40494)
Type: Mechanical Fuel Pump (2-Port / OHC 6 Application)
OEM Reference: GM 6440494
Note: This pump is specific to the unique Pontiac Overhead Cam (OHC) 6-cylinder engine ("Cammer") produced between 1966 and 1969. It does not fit standard Chevy Inline-6 engines (230/250 OHV) or V8 engines. It is a 2-port pump (1 Inlet, 1 Outlet) without a vapor return line.
fits
| Make | Model | Year | Engine | Special Notes |
| Pontiac | Firebird | 1967-1969 | L6-230ci (3.8L) | OHC 6-Cyl (Overhead Cam) |
| Pontiac | Firebird | 1968-1969 | L6-250ci (4.1L) | OHC 6-Cyl (Overhead Cam) |
| Pontiac | LeMans | 1966-1967 | L6-230ci (3.8L) | OHC 6-Cyl (Overhead Cam) |
| Pontiac | LeMans | 1968-1969 | L6-250ci (4.1L) | OHC 6-Cyl (Overhead Cam) |
| Pontiac | Tempest | 1966-1967 | L6-230ci (3.8L) | OHC 6-Cyl (Overhead Cam) |
| Pontiac | Tempest | 1968-1969 | L6-250ci (4.1L) | OHC 6-Cyl (Overhead Cam) |
1966 1967 1968 1969
All our pumps are proudly Made in the USA!
If the unit is a rebuilt pump, please note it was professionally reconditioned by a U.S. rebuilder near Denver, CO, between the late 1980s and early 1990s.
Regarding Photos: Due to our volume of identical, interchangeable inventory, we use representative stock photos for this model. The image is for reference only and may depict a specific manufacturer (e.g., 'AC'). You will receive a pump that meets all listed specifications, which may be from the manufacturer shown or a fully equivalent alternative.
